Question

Find the probability that a chosen point at random in the trapezoid shown lies in either of the shaded regions.
http://ncvps.blackboard.com/webapps/blackboard/execute/displayLearningUnit?course_id=_22301_1&content_id=_7444899_1
Its number 5.

Answer 1

Here It Is.

Answer 2

\[\frac{(4\times4\times0.5)+(0.5\times 5\times 4)}{(4\times 7)+(4\times4\times0.5)+(0.5\times 5\times 4)}\]

Answer 3

= 18/46= .3913043478= 39% ?

Answer 4

May be, I didn't calculate. Just use calculator...

Answer 5

I did thanks for your help!